package cn.tedu.boot09.mapper;

import cn.tedu.boot09.entity.Emp;

import java.util.List;

public interface EmpMapper {

    void insert(Emp emp);
    List<Emp> select();
    Emp selectById(int id);
    void deleteById(int id);
    void update(Emp emp);
    void deleteByIds(Integer... ids);
    int selectCount();

}
